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Patent law is a very imperfect tool for establishing moral culpability. Whether you favor patents or not, it is important to face the fact that patent law is a construct of the business world. Patents protect opportunities for patent holders and restrict opportunities for others – all for some supposedly greater purpose, we are told, but in any case, none of this ever has the clarity that will allow you to point your finger at a violator as you would at someone who stole your car. So I don’t have a lot of faith in patents, but I still have a feeling you’ll do better in life if you come up with your own solutions.

The double-sided DVD attached to this issue comes with 32- and 64-bit versions of the latest release from the openSUSE project. openSUSE 12.2 continues in the long tradition of SUSE Linux, offering a full-featured system that is ready for the server room yet friendly enough for the desktop.

Cloud computing has become a viable option for highperformance computing. In this article, we discuss the use case for cloud-based HPC, introduce the StarCluster toolkit, and show how to build a custom machine image for compute nodes.

SSH can make you crazy if the WLAN connection keeps breaking down, the IP address changes, or the data packets trickle over a slow mobile connection. AutoSSH and Mosh offer some features you won’t find in ordinary SSH.

Klaus Knopper is the creator of Knoppix and co-founder of LinuxTag expo. He currently works as a teacher, programmer, and consultant. If you have a configuration problem, or if you just want to learn more about how Linux works, send your questions to: klaus@linux-magazine.com